LEWISTOWN, IL 61542 Weather Forecast & Current Conditions

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PEORIA, IL
Current Weather

12:54 PM CDT AUG 21, 2025
Scattered Clouds
79°F
Feels Like: 80°F
Dewpoint: 61°F
Rel. Hum.: 54%
Visibility: 10 miles
Wind: ENE at 9 mph, gusts to 16
Pressure: 30.09 inches
Last 72 hours

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LEWISTOWN, IL 61542
Weather Forecast

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Snow Depth pages
THIS AFTERNOON
Partly sunny. Highs in the lower 80s. Northeast winds 5 to 10 mph.
TONIGHT
Mostly clear. Patchy fog after midnight. Lows around 60. Northeast winds around 5 mph.
FRIDAY
Patchy fog in the morning. Mostly sunny. Highs in the lower 80s. Northeast winds around 5 mph.
FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. Northeast winds around 5 mph, becoming southwest after midnight.
SATURDAY
Mostly sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph.
SATURDAY NIGHT THROUGH WEDNESDAY
Mostly clear. Lows in the lower 50s. Highs in the mid 70s.

Visible Weather Satellite
LEWISTOWN, IL 61542
Infrared Weather Satellite
LEWISTOWN, IL 61542
NEXRAD Weather Radar
LEWISTOWN, IL 61542

PEORIA, IL 3 hourly weather forecast

weather forecast created  6:00 AM MDT  8/21/2025
Thursday
21 AUG 2025
LEWISTOWN, IL 61542 weather forecast Day 1, 12 hours 1 PM 78° 80° Partly Cloudy 0%

0% Thunder
( 1% severe)
NE   9 58% 62°
High 82° LEWISTOWN, IL 61542 weather forecast Day 1, 15 hours 4 PM 81° 82° Clear NNE   9 54% 63°
Partly Cloudy



LEWISTOWN, IL 61542 weather forecast Day 1, 18 hours 7 PM 78° 80° Clear 0%

0% Thunder
( 1% severe)
NE   7 62% 64°
LEWISTOWN, IL 61542 weather forecast Day 1, 21 hours 10 PM 70° 70° Partly Cloudy NE   5 81% 64°
Friday
22 AUG 2025
LEWISTOWN, IL 61542 weather forecast Day 2, 0 hours 1 AM 66° 66° Clear 0%

0% Thunder
( 1% severe)
ENE   2 90% 63°
Low 63° LEWISTOWN, IL 61542 weather forecast Day 2, 3 hours 4 AM 64° 66° Clear NE   1 93% 62°
High 83° LEWISTOWN, IL 61542 weather forecast Day 2, 6 hours 7 AM 63° 64° Partly Cloudy 0%

0% Thunder
( 1% severe)
NNE   1 97% 62°

Partly Cloudy



LEWISTOWN, IL 61542 weather forecast Day 2, 9 hours 10 AM 72° 72° Mostly Cloudy NE   1 76% 64°
LEWISTOWN, IL 61542 weather forecast Day 2, 12 hours 1 PM 78° 80° Partly Cloudy 0%

0% Thunder
( 2% severe)
NE   2 62% 64°
LEWISTOWN, IL 61542 weather forecast Day 2, 15 hours 4 PM 82° 83° Partly Cloudy N   1 53% 63°
LEWISTOWN, IL 61542 weather forecast Day 2, 18 hours 7 PM 79° 81° Partly Cloudy 0%

0% Thunder
( 0% severe)
N   1 60% 64°
LEWISTOWN, IL 61542 weather forecast Day 2, 21 hours 10 PM 71° 71° Partly Cloudy   CALM 81% 65°
Saturday
23 AUG 2025
LEWISTOWN, IL 61542 weather forecast Day 3, 0 hours 1 AM 69° 69° Partly Cloudy 3%

0% Thunder
( 3% severe)
  CALM 84% 64°
Low 66° LEWISTOWN, IL 61542 weather forecast Day 3, 3 hours 4 AM 67° 67° Mostly Cloudy WSW   1 90% 64°
High 83° LEWISTOWN, IL 61542 weather forecast Day 3, 6 hours 7 AM 67° 67° Mostly Cloudy 5%

0% Thunder
( 5% severe)
W   3 93% 65°

Partly Cloudy



LEWISTOWN, IL 61542 weather forecast Day 3, 9 hours 10 AM 74° 74° Partly Cloudy WNW   6 76% 66°
LEWISTOWN, IL 61542 weather forecast Day 3, 15 hours 1 PM 79° 81° Partly Cloudy 2%

0% Thunder
( 13% severe)
WNW   8 58% 63°
LEWISTOWN, IL 61542 weather forecast Day 3, 18 hours 4 PM 81° 82° Partly Cloudy WNW   10 53% 62°
LEWISTOWN, IL 61542 weather forecast Day 3, 21 hours 7 PM 77° 79° Partly Cloudy     NW   8 56% 60°

PEORIA, IL extended weather forecast

Sunday
24 AUG 2025
Monday
25 AUG 2025
Tuesday
26 AUG 2025
Wednesday
27 AUG 2025
Thursday
28 AUG 2025
Low 55° Low 54° Low 53° Low 52° Low 57°
High 78° High 73° High 73° High 75° High 79°
LEWISTOWN, IL 61542 weather forecast Day 4 LEWISTOWN, IL 61542 weather forecast Day 5 LEWISTOWN, IL 61542 weather forecast Day 6 LEWISTOWN, IL 61542 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
9% Rain
Partly Cloudy
19% Rain
Clear
14% Rain
Clear
12% Rain
Partly Cloudy
21% Rain
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